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Summary of Contents for Toro 74237CP
- Page 1 Form No. 3358-874 Rev A Z500 Z Master ® With 52in or 60in 7-Gauge Side Discharge Mower Model No. 74237CP—Serial No. 280000001 and Up Model No. 74238CP—Serial No. 280000001 and Up Register at www.Toro.com. Original Instructions (EN)
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Page 2: Table Of Contents
Whenever you need service, genuine Toro parts, or worthy of special attention. additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 Contents identifies the location of the model and serial numbers on the product. - Page 3 Using the Rollover Protection System Hydraulic System Maintenance ....... 40 (ROPS) ............13 Checking the Hydraulic Fluid Level..... 40 Think Safety First ..........14 Changing the Hydraulic Filter and Oil ....41 Operating the Parking Brake ....... 15 Bleeding the Hydraulic System......42 Starting and Stopping the Engine ......
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Page 4: Safety
Safety • Use extra care when handling gasoline and other fuels. They are flammable and vapors are explosive. Improper use or maintenance by the operator or owner – Use only an approved container can result in injury. To reduce the potential for injury, –... - Page 5 • Be certain that the seat belt can be released quickly decals. in the event of an emergency. • Be aware there is no rollover protection when the • Use only Toro approved attachments. Warranty may roll bar is down. be voided if used with unapproved attachments.
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Page 6: Slope Chart
Slope Chart... -
Page 7: Safety And Instructional Decals
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. 1-403005 54-9220 1-523552 58-6520 1. Grease 1-633462 66-1340 1-643339 68-8340... - Page 8 98-4387 1. Warning—wear hearing protection. 98-5954 103-5881 107-1621 105-7798 107-1857 105-7797 107-1613...
- Page 9 107-1860 107-2102 107-2112 107-1861 107-1864...
- Page 10 Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2. No fire, open flame, or 7. Wear eye protection; smoking. explosive gases can cause blindness and other injuries 3.
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Page 11: Product Overview
106-9989 107-8076 1. Fast 2. Slow 3. Neutral 4. Reverse Product Overview Controls Become familiar with all the controls before you start the engine and operate the machine (Figure 3 and Figure 4). Figure 4 Figure 3 1. Gas cap 4. -
Page 12: Operation
1/2 inch (6 to 13 mm) below the bottom of Authorized Service Dealer or Distributor or go to the filler neck. This empty space in the tank www.Toro.com for a list of all approved attachments allows gasoline to expand. and accessories. -
Page 13: Checking The Engine Oil Level
Important: Do not use fuel additives containing methanol or ethanol. In certain conditions during fueling, static Add the correct amount of gas stabilizer/conditioner electricity can be released causing a spark to the gas. which can ignite the gasoline vapors. A fire Note: A fuel stabilizer/conditioner is most effective or explosion from gasoline can burn you and when mixed with fresh gasoline. -
Page 14: Think Safety First
Important: Always use the seat belt with the roll bar in the raised position. There is no rollover protection when the roll bar is in the down position. • Lower the roll bar only when absolutely necessary. • Do not wear the seat belt when the roll bar is in the down position. -
Page 15: Operating The Parking Brake
Operating on wet grass or steep slopes can This machine produces sound levels in excess cause sliding and loss of control. of 85 dBA at the operators ear and can cause hearing loss through extended periods of Wheels dropping over edges can cause rollovers, exposure. -
Page 16: Starting And Stopping The Engine
Figure 11 Figure 9 1. Choke—on 2. Choke—off 1. Parking brake-ON 3. Brake Stop 2. Parking brake-OFF 5. Move the throttle control to the Fast position before starting a cold engine (Figure 12). Starting and Stopping the Engine Starting the Engine 1. -
Page 17: Operating The Power Take Off (Pto)
Engaging the PTO 1. If the engine is cold, allow the engine to warm up 5 to 10 minutes before engaging the PTO. 2. While seated in the seat, release the pressure on the traction control levers and place in neutral. 3. -
Page 18: Driving Forward Or Backward
• You are sitting on the seat. • The parking brake is engaged. Machine can spin very rapidly. Operator may • The power take off (PTO) is disengaged. lose control of machine and cause personal injury or damage to machine. •... -
Page 19: Stopping The Machine
Children or bystanders may be injured if they move or attempt to operate the tractor while it is unattended. Always remove the ignition key and set the parking brake when leaving the machine unattended, even if just for a few minutes. Adjusting the Control Lever Resistance The top damper mounting bolt can be adjusted to... -
Page 20: Adjusting The Anti-Scalp Rollers
Figure 17 1. Height of cut lever 2. Clevis Pin Figure 18 2. To adjust, remove the clevis pin from the height-of-cut bracket (Figure 17). 1. Outer roller 4. Bolt 2. Spacer 5. Nut 3. Select a hole in the height-of-cut bracket 3. -
Page 21: Positioning The Seat
Figure 20 Figure 19 1. Adjustment lever 1. Outer roller 4. Bolt 2. Spacer 5. Nut 3. Bushing Unlatching the Seat 4. Select a hole so that the center rollers are positioned Push the seat latch rearward to unlatch the seat. to the nearest corresponding height-of-cut desired This will allow access to the machine under the seat (Figure 19). -
Page 22: Using The Side Discharge
Important: Do not rotate by-pass valves more than 1 turn. This prevents valves from coming out of the body and causing fluid to run out. Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris. -
Page 23: Loading Machines
Driving on the street or roadway without turn Loading a unit onto a trailer or truck increases signals, lights, reflective markings, or a slow the possibility of backward tip-over and could moving vehicle emblem is dangerous and can cause serious injury or death. lead to accidents causing personal injury. - Page 24 If a blade is damaged or worn, replace it immediately with Mow at Correct Intervals a genuine TORO replacement blade. Normally, mow every four days. But remember, grass grows at different rates at different times. So to maintain the same cutting height, which is a good practice, mow more often in early spring.
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Page 25: Maintenance
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil. After the first 8 hours • Check the hydraulic fluid level. • Change the hydraulic filter. After the first 25 hours • Check the safety interlock system. •... -
Page 26: Lubrication
Lubrication Greasing and Lubrication Lubricate the machine when shown on the Check Service Reference Aid decal (Figure 24). Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. -
Page 27: Engine Maintenance
Engine Maintenance Servicing the Air Cleaner Note: Check the filters more frequently (every few hours) if operating conditions are extremely dusty or sandy. Removing the Filters 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. -
Page 28: Servicing The Engine Oil
Replacing the Primary Air Filter Checking the Engine Oil Level Service Interval: Before each use or daily Service Interval: Every 250 hours Note: Check the oil when the engine is cold. Do not clean the primary filter. 1. Disengage the PTO, move the motion control levers Replacing the Safety Air Filter to the neutral locked position and set the parking brake. -
Page 29: Servicing The Spark Plug
3. Disengage the PTO and set the parking brake. 4. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 5. Slide the drain hose over the oil drain valve. 6. Place a pan below the drain hose. Rotate oil drain valve to allow oil to drain (Figure 29). - Page 30 Removing the Spark Plug 2. Check the gap between the center and side electrodes (Figure 33). Bend the side electrode (Figure 33) if 1. Disengage the PTO, move the motion control levers the gap is not correct. to the neutral locked position and set the parking brake.
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Page 31: Fuel System Maintenance
Draining the Fuel Tank Fuel System Maintenance In certain conditions, gasoline is extremely Replacing the Fuel Filter flammable and highly explosive. A fire or explosion from gasoline can burn you and Service Interval: Every 200 hours or yearly, whichever others and can damage property. occurs first. -
Page 32: Electrical System Maintenance
Electrical System Maintenance Incorrect battery cable routing could damage the machine and cables causing sparks. Sparks can cause the battery gasses to explode, Servicing the Battery resulting in personal injury. • Always Disconnect the negative (black) Warning battery cable before disconnecting the positive (red) cable. -
Page 33: Servicing The Fuses
6. Remove both wing nuts (1/4 inch) securing the battery clamp (Figure 36). 7. Remove the battery. Installing the Battery 1. Position battery in the tray with the terminal posts toward the engine (Figure 36). 2. First, install the positive (red) battery cable to positive (+) battery terminal. -
Page 34: Drive System Maintenance
Drive System Check the pressure at the valve stem (Figure 40). Maintain the air pressure in the front and rear tires at Maintenance 13 psi (90 kPa). Uneven tire pressure can cause uneven cut. Check the tires when they are cold to get the most Adjusting the Tracking accurate pressure reading. -
Page 35: Adjusting The Caster Pivot Bearing
Figure 41 1. Slotted Nut 3. Hole in threaded shaft 2. Two threads or less 4. Washer (if needed) showing 5. Check the distance from bottom of slot in nut to inside edge of hole. Two threads or less should be showing (Figure 41). -
Page 36: Cooling System Maintenance
Brake Maintenance Cooling System Maintenance Adjusting the Parking Brake Cleaning the Engine Screen Service Interval: Every 200 hours and the Oil Cooler Check the parking brake for proper adjustment. 1. Disengage brake lever (lever down). Service Interval: Before each use or daily 2. -
Page 37: Belt Maintenance
Belt Maintenance Inspecting the Belts Service Interval: Every 100 hours Check the belts for cracks, frayed edges, burn marks or any other damage. Replace damaged belts. Replacing the Mower Belt Squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks and cracks are signs of a worn mower belt. -
Page 38: Checking And Replacing The Pump Drive Belt
Figure 47 1. Center bolt 3. Left support plate 2. Alignment hole 4. Spring loaded idler Figure 49 1. Spring loaded idler pulley 4. Idler pulley arm 5. If adjustment is required, loosen the idler plate to 2. Top alignment hole 5. -
Page 39: Controls System Maintenance
Controls System Maintenance Adjusting the Control Handle Neutral Position If motion control levers do not align, or move easily into the console notch, adjustment is required. Adjust each Figure 51 lever, spring and rod separately. Note: Motion control levers must be installed correctly. See Installing the Motion Control Levers in the set up 3. -
Page 40: Hydraulic System Maintenance
Hydraulic System 9. Apply slight rearward pressure on the motion control lever, turn the head of the adjustment bolt Maintenance in the appropriate direction until the control lever is centered in the neutral lock position (Figure 53). Checking the Hydraulic Fluid Note: Keeping rearward pressure on the lever will keep the pin at the end of the slot and allow the Level... -
Page 41: Changing The Hydraulic Filter And Oil
Note: The fluid level should be to the top of the hot level of the baffle, when the fluid is hot (Figure 54). 8. Install cap on filler neck. Hydraulic fluid escaping under pressure can penetrate skin and cause injury. •... -
Page 42: Bleeding The Hydraulic System
Bleeding the Hydraulic System Setting the Hydraulic Pump Neutral Position The traction system is self bleeding, however, it may be necessary to bleed the system if fluid is changed or after Note: Adjust the handle neutral first. That needs to be work is performed on the system. - Page 43 Figure 58 1. Clevis pin in slot 7. Spring Figure 57 2. Nut against yoke 8. Pivot shaft 1. Pump rod 4. Ball joint 3. Adjustment bolt 9. Yoke 2. Double nuts 5. Yoke 4. Pump rod 10. Locknut 3. Lock nut 6.
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Page 44: Mower Deck Maintenance
Mower Deck 7. After both pump neutrals are set, shut off the machine. Maintenance 8. Remove the jumper wire from the wire harness connector and plug the connector into the seat switch. Leveling the Mower at Three 9. Install the seat rod and lower the seat into position. Positions 10. - Page 45 8. Loosen the jam nut under the rear support arm and adjust the adjustment bolt to get a measurement of 3-1/8 to 3-1/4 inches (80 to 83 mm) (Figure 60). Note: It is recommended that both sides of the mower are adjusted the same distance. 9.
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Page 46: Servicing The Cutting Blades
File down any nicks and sharpen the to lock the height. blades as necessary. If a blade is damaged or worn, replace it immediately with a genuine Toro replacement 10. Check to make sure there is equal tension on the chains and adjust again if needed. - Page 47 If you notice any damage, wear, or a slot forming in performance and continued safety conformance of this area (Figure 63), immediately install a new blade. the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may Checking for Bent Blades result in non-conformance with safety standards.
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Page 48: Replacing The Grass Deflector
Replacing the Grass Deflector An uncovered discharge opening could allow the lawn mower to throw objects in the Figure 65 operator’s or bystander’s direction and result in serious injury. Also, contact with the blade 1. Sharpen at original angle could occur. •... -
Page 49: Cleaning
Cleaning Storage 1. Disengage the power take off (PTO), set the parking Cleaning Under the Mower brake and turn the ignition key to off. Remove spark Deck plug wire. Remove the key. 2. Remove grass clippings, dirt, and grime from the Service Interval: Before each use or daily external parts of the entire machine, especially the engine and hydraulic system. - Page 50 C. Stop engine, allow to cool and drain the fuel tank; refer to Servicing the Fuel Tank in Fuel System Maintenance , page 31. D. Restart engine and run it until it stops. E. Choke the engine. Start and run engine until it will not start.
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Page 51: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Starter does not crank 1. Blade control (PTO) is engaged. 1. Move blade contro (PTO) to disengaged. 2. Parking brake is not on. 2. Set the parking brake. 3. Operator is not seated. 3. Sit on the seat. 4. - Page 52 Problem Possible Cause Corrective Action Uneven cutting height. 1. Blade(s) not sharp. 1. Sharpen the blade(s). 2. Cutting blade(s) is/are bent. 2. Install new cutting blade(s). 3. Mower is not level. 3. Level mower from side-to-side and front-to-rear. 4. Underside of mower is dirty. 4.
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Page 53: Schematics
Schematics Wire Diagram (Rev. A) - Page 54 Notes:...
- Page 55 Spypros Stavrinides Limited Cyprus 357 22 434131 Surge Systems India Limited India 91 1 292299901 Hungary T-Markt Logistics Ltd 36 26 525 500 Toro Australia Australia 61 3 9580 7355 Toro Europe BVBA 32 14 562 960 Belgium 374-0102 Rev A...
- Page 56 Instructions for Obtaining Warranty Service The Toro® Company and its afliate, Toro Warranty Company, If you think that your Toro Product contains a defect in materials pursuant to an agreement between them, jointly promises to the or workmanship, follow this procedure: original purchaser* to repair any Toro Product used for normal 1.
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